Details

The Red Hat Security Response Team has rated this update as havingimportant security impact. Common Vulnerability Scoring System (CVSS) basescores, which give detailed severity ratings, are available for eachvulnerability from the CVE links in the References section.

OpenJPEG is an open source library for reading and writing image files inJPEG 2000 format.

Multiple heap-based buffer overflow flaws were found in OpenJPEG.An attacker could create a specially crafted OpenJPEG image that, whenopened, could cause an application using openjpeg to crash or, possibly,execute arbitrary code with the privileges of the user running theapplication. (CVE-2013-6045, CVE-2013-6054)

Multiple denial of service flaws were found in OpenJPEG. An attacker couldcreate a specially crafted OpenJPEG image that, when opened, could cause anapplication using openjpeg to crash (CVE-2013-1447, CVE-2013-6052)

Red Hat would like to thank Raphael Geissert for reporting these issues.

Users of OpenJPEG are advised to upgrade to these updated packages, whichcontain backported patches to correct these issues. All runningapplications using OpenJPEG must be restarted for the update to takeeffect.

Solution

Before applying this update, make sure all previously released erratarelevant to your system have been applied.